CVE-2015-6856

Dell Pre-Boot Authentication Driver (PBADRV.sys) 1.0.1.5 allows local users to write to arbitrary physical memory locations and gain privileges via a 0x0022201c IOCTL call.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 40%
VendorProductVersion
dellpre-boot_authentication_driver
1.0.1.5
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
http://packetstormsecurity.com/files/134987/Dell-Authentication-Driver-Uncontrolled-Write.html
http://seclists.org/fulldisclosure/2015/Dec/81
http://www.securityfocus.com/archive/1/537161/100/0/threaded
http://www.securityfocus.com/bid/79643
https://www.korelogic.com/Resources/Advisories/KL-001-2015-008.txt
http://packetstormsecurity.com/files/134987/Dell-Authentication-Driver-Uncontrolled-Write.html
http://seclists.org/fulldisclosure/2015/Dec/81
http://www.securityfocus.com/archive/1/537161/100/0/threaded
http://www.securityfocus.com/bid/79643
https://www.korelogic.com/Resources/Advisories/KL-001-2015-008.txt